CN209721318U - Elevator car door system and its door knife with enabling limits device - Google Patents
Elevator car door system and its door knife with enabling limits device Download PDFInfo
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- CN209721318U CN209721318U CN201920470149.4U CN201920470149U CN209721318U CN 209721318 U CN209721318 U CN 209721318U CN 201920470149 U CN201920470149 U CN 201920470149U CN 209721318 U CN209721318 U CN 209721318U
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Abstract
The utility model relates to elevator car door system and its with the door knife of enabling limits device.The door knife with enabling limits device of the utility model is mounted on gate hanging plate, when elevator is parked in onlocking zone, croquet is sandwiched between first knife blade and second knife blade, when synchronous belt driving gate is opened or is taken off manually in sedan-chair, swinging latch hook, top is swung to the right, realizes gate unlock.Meanwhile croquet also can make layer door with gate synchronizing unlocking with that can rotate with it.And when elevator is surprisingly parked in non-unlocking district domain; croquet is independent of each other with first knife blade and second knife blade; the door knife with enabling limits device is integrally moved to the left when occurring taking off in sedan-chair; latch hook is swung without departing from fixed lock hook; gate can not be opened; it avoids passenger from falling into hoistway due to escape because taking off, protects the safety of passenger.Therefore, also there is no need to increase additional trigger mechanism in stop side, have the advantages that structure is simple, at low cost, failure rate is low, is easily installed maintenance.
Description
Technical field
The utility model relates to elevators fields, and in particular to a kind of elevator car door system and its door with enabling limits device
Knife.
Background technique
As a kind of special means of transport, elevator plays increasingly important role in people's lives and work,
The security performance of elevator also receives more and more attention.
Data is shown according to statistics, because accident caused by door system failure and attended operation are made mistakes accounts for elevator in elevator accident
The 80% of accident.As the key components and parts of elevator, gate enabling limits device can be in Lift out of order or non-elevator reason
Caused by stop in ladder, avoid the passenger in lift car from generating non-reasonable human behavior reaction when being trapped in non-unlocking district domain, because
The normalization and reliability of this gate enabling limits device are most important to the safe operation of elevator.
According to the single requirement of GB7588-2003 the 1st modification, be summed up, gate enabling limits device need to meet with
Basic action request down: first is that gate enabling limits device should not influence door machine normal switch door；Second is that needing emergency relief
When, if carriage personnel in onlocking zone, carriage can open gate, if carriage personnel in non-unlocking district domain, carriage
Gate cannot be opened；Third is that when needing emergency relief, if carriage is in onlocking zone or carriage accidental movement brake area, layer
The side personnel that stand can open gate from stop side.
Utility model content
The purpose of this utility model is to provide a kind of elevator door systems that can satisfy guarantee elevator car door system security performance
System；The purpose of this utility model, which also resides in, provides the door knife with enabling limits device used in above-mentioned elevator car door system.
To achieve the above object, the technical solution that the door knife with enabling limits device of the utility model uses are as follows:
Door knife with enabling limits device, including first knife blade, second knife blade, upper link block, lower connecting block,
Upper swing component and bottom moving part；It is hinged on a upper end for knife bottom plate in the middle part of upper link block, is hinged on door in the middle part of lower connecting block
The lower end of knife bottom plate, the upper end of first knife blade is hinged on the left end of link block, lower end is hinged on the left end of lower connecting block；
The both ends of upper swing component are respectively hinged at the right end of link block and the upper end of second knife blade, the both ends difference of bottom moving part
It is hinged on the right end of lower connecting block and the lower end of second knife blade；Swing latch hook is fixed on second knife blade, gate is hung
It is fixed with fixed lock hook on plate, the hook mouth for swinging swing latch hook when latch hook be engaged with fixed lock hook is arranged towards lower left, fixed lock hook
Hook mouth towards upper right side be arranged.
The middle part for swinging latch hook and being fixed on second knife blade.
The left end of bottom moving part is equipped with the unlock drawstring for driving bottom moving part to rotate counterclockwise.
Limit hole is offered on the door knife bottom plate, spacer pin is provided on upper link block, and spacer pin protrudes into the limit
Kong Zhong.
The right end of the door knife bottom plate is provided with upper limit column and lower limit column, above and below the upper limit column and lower limit column
Interval setting, the right end of upper swing component is between upper limit column and lower limit column.
The elevator car door system of the utility model uses following technical scheme:
Elevator car door system, including the door knife with enabling limits device, including first knife blade, second knife blade, on
Link block, lower connecting block, upper swing component and bottom moving part；A upper end for knife bottom plate, lower connection are hinged in the middle part of upper link block
A lower end for knife bottom plate is hinged in the middle part of block, it is hinged that the upper end of first knife blade is hinged on the left end of link block, lower end
In the left end of lower connecting block；The both ends of upper swing component are respectively hinged at the right end of link block and the upper end of second knife blade,
The both ends of bottom moving part are respectively hinged at the right end of lower connecting block and the lower end of second knife blade；It is fixed on second knife blade
There is swing latch hook, fixed lock hook is fixed on gate hanging plate, swings the hook mouth direction for swinging latch hook when latch hook is engaged with fixed lock hook
Lower left is arranged, the hook mouth of fixed lock hook is arranged towards upper right side；Further include layer door, croquet is provided on layer door, is consolidated on croquet
Surely there is a layer door lock hook, layer door fixed lock hook is fixed on layer door hanging plate, the hook of layer door lock hook when layer door lock hook is engaged with fixed lock hook
The hook mouth of mouth towards lower left setting, layer door fixed lock hook is arranged towards upper right side.
The middle part for swinging latch hook and being fixed on second knife blade.
The left end of bottom moving part is equipped with the unlock drawstring for driving bottom moving part to rotate counterclockwise.
Limit hole is offered on the door knife bottom plate, spacer pin is provided on upper link block, and spacer pin protrudes into the limit
Kong Zhong.
The right end of the door knife bottom plate is provided with upper limit column and lower limit column, above and below the upper limit column and lower limit column
Interval setting, the right end of upper swing component is between upper limit column and lower limit column.
Angular connecting lever is fixed on the croquet, the layer door lock hook is fixed on end of the connecting lever far from croquet.
The utility model has the beneficial effects that the door knife with enabling limits device of the utility model is mounted on gate hanging plate
On, when elevator is parked in onlocking zone, croquet is sandwiched between first knife blade and second knife blade, and synchronous belt drives sedan-chair
When door is opened or taken off manually in sedan-chair, the setting of upper swing component and bottom moving part is so that second knife blade contact croquet meeting
It swings therewith, swings latch hook top swing to the right to drive, be detached from fixed lock hook, realize gate unlock.Meanwhile croquet also can
It is detached from layer door lock hook and layer door fixed lock hook with second knife blade rotation, makes layer door with gate synchronizing unlocking.And work as elevator
Surprisingly when being parked in non-unlocking district domain, croquet is independent of each other with first knife blade and second knife blade, first knife blade with
Second knife blade is in the state of hanging down under the effect of gravity, when occurring taking off in sedan-chair the door knife with enabling limits device it is whole to
It moves left, swings latch hook without departing from fixed lock hook, gate can not be opened, and passenger is avoided to fall into hoistway due to escape because taking off, and protect
The safety of passenger is protected.Therefore, also there is no need to increase additional trigger mechanism in stop side, simple, at low cost with structure,
Failure rate is low, is easily installed the advantages of maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment installation of the elevator car door system of the utility model；
Fig. 2 is the schematic perspective view of the door knife in Fig. 1 with enabling limits device；
Fig. 3 is the structural schematic diagram when door knife with enabling limits device in Fig. 2 is in door-closing in-place state；
Fig. 4 is that the structure when door knife with enabling limits device in Fig. 2 is in onlocking zone under normal door state is shown
It is intended to；
Fig. 5 is that situation of saving oneself in sedan-chair occur in carriage when the door knife with enabling limits device in Fig. 2 is in onlocking zone
When structural schematic diagram；
Fig. 6 is that the structure occurred when rescuing outside the Room when door knife with enabling limits device in Fig. 2 is in onlocking zone is shown
It is intended to；
Fig. 7 is when occurring saving oneself situation when the door knife with enabling limits device in Fig. 2 is in non-unlocking district domain in sedan-chair
Structural schematic diagram；
Fig. 8 is the structure occurred when rescuing outside the Room when door knife with enabling limits device in Fig. 2 is in non-unlocking district domain
Schematic diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
The embodiment of the elevator car door system of the utility model:
The specific structure of elevator car door system is as shown in Figures 1 to 8, including elevator door-motor and the band being mounted on elevator door-motor
The door knife of enabling limits device.Elevator door-motor includes layer door hanging plate, layer door, gate 16, gate hanging plate 14 and synchronous belt 15.Band is opened
The door knife of door restrict device can drive gate and layer door generate corresponding actions when opening in elevator door-motor, thus rise guarantee gate with
The effect of security performance in layer door opening process.Door knife integral installation with enabling limits device is on gate hanging plate 14, elevator
Door machine further includes the synchronous belt 15 for driving gate hanging plate 14 to move.Band when the installation site gate 16 of synchronous belt 15 is pushed aside
The door knife of enabling limits device can be integrally moved to the left.
Door knife with enabling limits device includes first knife blade 1, second knife blade 2, upper link block 3, lower connection
Block 4, upper swing component 5 and bottom moving part 6.Wherein the middle part of upper link block 3 is hinged on a upper end for knife bottom plate 7, lower connecting block 4
Middle part is hinged on a lower end for knife bottom plate 7.The upper end of first knife blade 1 is hinged on the left end of link block 3, lower end is hinged on
The left end of lower connecting block 4.The both ends of upper swing component 5 are respectively hinged at the upper of the right end of link block 3 and second knife blade 2
End, the both ends of bottom moving part 6 are respectively hinged at the right end of lower connecting block 4 and the lower end of second knife blade 2.First knife blade
1, second knife blade 2, upper link block 3, lower connecting block 4, upper swing component 5 and bottom moving part 6 together constitute plane driver
The six roots of sensation connecting rod of structure.
The kidney-shaped limit hole 17 of the upper end processing of door knife bottom plate 7 is provided with spacer pin on upper link block 3, and spacer pin protrudes into
In the limit hole 17.Limit hole 17 can limit the rotation amplitude of link block 3.
The right end of door knife bottom plate 7 is provided with upper limit column 18 and lower limit column 19, and amplitude can be upper when upper swing component 5 rotates
Limited post 18 is limited with lower limit column 19.
It is provided with croquet 8 on layer door, a layer door lock hook 11 is fixed on croquet 8, layer door fixed lock hook is fixed on layer door hanging plate.
The hook mouth of layer door lock hook 11 is arranged towards lower left, and the hook mouth of layer door fixed lock hook is arranged towards upper right side.So in croquet 8
Layer door lock hook 11 can be swung up and abscission layer door fixed lock hook when rotating counterclockwise, at this time the controlled opening of layer door (i.e. hall door) energy,
It also can be by rescuing opening outside the Room.In the present embodiment, angular connecting lever is fixed on croquet 8, the layer door lock hook 11 is fixed on
End of the connecting lever far from croquet 8.In other embodiments, what connecting lever can also be straight-arm or other shapes can be by layer door lock hook 11
The linking arm being fixed on croquet 8.
The middle part of second knife blade 2, which is fixed with, swings latch hook 9, is fixed with fixed lock hook 10 on gate hanging plate 14.Pendulum lock
The hook mouth of hook 9 is arranged towards lower left, and the hook mouth of fixed lock hook 10 is arranged towards upper right side.So swinging latch hook 9 to the right
Top can be detached from fixed lock hook 10 when swinging, and cannot but be detached from fixed lock hook 10 in vertical move up and down.It swings latch hook 9 and is detached from lock
When hook 10 gate can controlled opening, also can by save oneself in sedan-chair or the Room outside rescue opening.
The left end of bottom moving part 6 be equipped with unlock drawstring 13, drop-down unlock drawstring 13 can drive second knife blade 2 to
Upper swing realizes gate unlock to make to swing the disengaging fixed lock hook 10 of latch hook 9.
According to national standard, onlocking zone is that gate door machine can drive layer door to carry out the region of switch gate together, be that is to say
The region that door knife and layer door croquet can be mutually twisted.In other words when elevator is in onlocking zone, croquet 8 is sandwiched in first
It, can be by driving first knife blade 1 and second movement of knife blade 2 to band between door knife blade 1 and second knife blade 2
Dynamic croquet 8 is rotated counterclockwise to layer door lock hook 11 and layer door fixed lock hook is detached from, and layer door is enable to be opened.
When elevator is in non-unlocking district domain, first knife blade 1 and second knife blade 2 will not influence croquet when moving
8, layer door lock hook 11 and layer door fixed lock hook are without departing from layer door cannot be opened.
The lower first knife blade 1 of normality and second knife blade 2 are in sagging type as shown in Figure 3 under the effect of gravity
State.Elevator is in onlocking zone when normally unlocking, and after door-inverter is connected to the door open command of elevator main control board, turns door motor
Dynamic, door machine belt drives upper link block 3 to rotate counterclockwise, upper link block 3, lower connecting block 4 drive under, first knife blade
1 moves to the right, second knife blade 2 upper direction to the left.Two door knife blades can clamp croquet 8 simultaneously, make a layer door lock
Hook 11 lifts, and is detached from layer door fixed lock hook.Meanwhile the meeting of latch hook 9 is swung as second knife blade 2 is lifted up, with fixed lock hook
10 are detached from.Door motor continues to rotate, and door opening action can be realized.
Elevator occur saving oneself in sedan-chair when being in onlocking zone situation Xiamen knife action process it is as follows: when elevator surprisingly stops
Ladder, when being just parked in onlocking zone, passenger in carriage is during gate is taken off in two sides to the left and right manually, band enabling limits device
Door knife can integrally move to the left, this process middle layer door lock hook 11 is unable to abscission layer door fixed lock hook.Dress is limited as band opens the door
The door knife set further moves, and second knife blade 2 can be contacted with croquet 8, and croquet 8 is driven to rotate counterclockwise to open layer door
Latch hook 11.Meanwhile second knife blade 2 is swung up under the obstruction of croquet 8, is lifted up swing latch hook 9 also, is realized sedan-chair
Door unlock is realized and is saved oneself in sedan-chair so that layer door and gate are opened simultaneously.
Elevator be in onlocking zone occur rescue situations Xiamen knife outside the Room action process it is as follows: when elevator surprisingly stops ladder,
When being just parked in onlocking zone, rescue personnel opens layer (i.e. realization layer door unlock after) behind the door with triangular key outside the Room, passes through layer
Door crack between a door and its frame (the national standard crack between a door and its frame is not more than 50mm), it can be seen that the swing latch hook 9 being mounted on above second knife blade 2.
Latch hook 9 is swung at this point it is possible to dial up, makes to swing latch hook 9 and fixed lock hook 10 is detached from, realize gate unlock, and then can be simultaneously
Layer door and gate are opened, realizes and is rescued outside the Room.
Elevator be in non-unlocking district domain occur rescue situations Xiamen knife in sedan-chair action process it is as follows: when elevator surprisingly stops
Ladder, when being parked in non-unlocking district domain, during two sides push gate aside to the left and right as the passenger in carriage, with enabling limits device
Door knife can integrally move to the left, be at this time no croquet within the scope of first knife blade 1 and second 2 vertical area of knife blade
8, so swinging latch hook 9 will not lift, it can be engaged with fixed lock hook 10, play the role of limiting gate unlatching, passenger cannot
Gate is opened, avoids due to passenger escapes because taking off and falls into hoistway, protect the safety of passenger.
Elevator be in non-unlocking district domain occur rescue situations Xiamen knife outside the Room action process it is as follows: when elevator surprisingly stops
Ladder, when being parked in non-unlocking district domain, rescue personnel opens layer behind the door (i.e. after the unlock of realization layer door) with triangular key outside the Room, Ke Yixiang
Lower pulling unlocks drawstring 13, makes second knife blade 2 that swing latch hook 9 be driven to be lifted up, and makes to swing latch hook 9 and fixed lock hook 10 is de-
From, realization gate unlock, and then gate can be opened, it realizes and is rescued outside the Room.
Finally, it is stated that: above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, it is practical without departing from this
The spirit and scope of new technique scheme should all cover in the scope of the claims of the utility model.
The embodiment of the door knife with enabling limits device of the utility model:
The elevator car door system of the specific structure and the utility model of the door knife with enabling limits device of the utility model
The specific structure of door knife in embodiment with enabling limits device is identical, specifically refers to Fig. 1 to Fig. 8, this will not be detailed here.
Claims (7)
1. the door knife with enabling limits device, it is characterised in that: including first knife blade, second knife blade, upper link block,
Lower connecting block, upper swing component and bottom moving part；A upper end for knife bottom plate, the middle part of lower connecting block are hinged in the middle part of upper link block
It is hinged on a lower end for knife bottom plate, the upper end of first knife blade is hinged on the left end of link block, lower end is hinged on lower connection
The left end of block；The both ends of upper swing component are respectively hinged at the right end of link block and the upper end of second knife blade, bottom moving part
Both ends be respectively hinged at the right end of lower connecting block and the lower end of second knife blade；Pendulum lock is fixed on second knife blade
Hook is fixed with fixed lock hook on gate hanging plate, and the hook mouth for swinging swing latch hook when latch hook is engaged with fixed lock hook is set towards lower left
It sets, the hook mouth of fixed lock hook is arranged towards upper right side.
2. the door knife of band enabling limits device according to claim 1, it is characterised in that: the swing latch hook is fixed on
The middle part of two knife blades.
3. the door knife of band enabling limits device according to claim 1, it is characterised in that: the left end of bottom moving part is equipped with
Unlock drawstring for driving bottom moving part to rotate counterclockwise.
4. the door knife of band enabling limits device according to any one of claim 1 to 3, it is characterised in that: the door knife
Limit hole is offered on bottom plate, spacer pin is provided on upper link block, and spacer pin protrudes into the limit hole.
5. the door knife of band enabling limits device according to claim 4, it is characterised in that: the right end of the door knife bottom plate is set
It is equipped with upper limit column and lower limit column, between the upper and lower every setting, the right end of upper swing component is located at for the upper limit column and lower limit column
Between upper limit column and lower limit column.
6. elevator car door system, it is characterised in that: including the door with enabling limits device described in any one of claims 1 to 5
Knife further includes layer door, and croquet is provided on layer door, and a layer door lock hook is fixed on croquet, layer door lock is fixed on layer door hanging plate
Hook, layer door lock hook hooks mouth towards lower left setting, the hook mouth court of layer door fixed lock hook when layer door lock hook is engaged with fixed lock hook
It is arranged to upper right side.
7. elevator car door system according to claim 6, it is characterised in that: be fixed with angular connecting lever, institute on the croquet
State layer door lock hook end far from croquet that is fixed on connecting lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470149.4U CN209721318U (en) | 2019-04-09 | 2019-04-09 | Elevator car door system and its door knife with enabling limits device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920470149.4U CN209721318U (en) | 2019-04-09 | 2019-04-09 | Elevator car door system and its door knife with enabling limits device |
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| Publication Number | Publication Date |
|---|---|
| CN209721318U true CN209721318U (en) | 2019-12-03 |
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ID=68690823
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920470149.4U Active CN209721318U (en) | 2019-04-09 | 2019-04-09 | Elevator car door system and its door knife with enabling limits device |
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| CN (1) | CN209721318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879143A (en) * | 2019-04-09 | 2019-06-14 | 西继迅达（许昌）电梯有限公司 | Elevator car door system and its door knife with enabling limits device |
-
2019
- 2019-04-09 CN CN201920470149.4U patent/CN209721318U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879143A (en) * | 2019-04-09 | 2019-06-14 | 西继迅达（许昌）电梯有限公司 | Elevator car door system and its door knife with enabling limits device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Patentee after: Xiji Xunda Elevator Co., Ltd Address before: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Patentee before: XJ SCHINDLER (XUCHANG) ELEVATOR Co.,Ltd. |